/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 */
package org.codehaus.groovy.tools.shell.commands

import org.codehaus.groovy.tools.shell.Groovysh

/**
 * Support for testing {@link Command} instances.
 *
 * @author <a href="mailto:jason@planet57.com">Jason Dillon</a>
 */
abstract class CommandTestSupport
    extends GroovyTestCase
{
    protected Groovysh shell

    protected Object lastResult

    @Override
    void setUp() {
        super.setUp()

        shell = new Groovysh()

        shell.errorHook = { Throwable cause ->
            throw cause
        }

        shell.resultHook = { result ->
            lastResult = result
        }
    }

    void testGui(Closure test) {
        if (!HeadlessTestSupport.headless) {
            test()
        }
    }
}
